Finding the Third Proportional to 515,995.50 and 796,998

Step by Step Solution

1. Step 1: Write the proportion equation
   515,995.50 : 796,998 = 796,998 : x
2. Step 2: Convert to fraction form
   515,995.50/796,998 = 796,998/x
3. Step 3: Cross multiply
   515,995.50x = 796,998 × 796,998
4. Step 4: Simplify right side
   515,995.50x = 635,205,812,004
5. Step 5: Solve for x
   x = 635,205,812,004/515,995.50
6. Step 6: Final answer
   x = 1,231,029.75